20170123664

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{66349091}}^1$

素因数の和:66349118

約数の個数: 20

約数和(自身を含む): 41136437040

約数和(自身を除く): 20966313376

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 66349091, 132698182, 265396364, 530792728, 1061585456, 1260632729, 2521265458, 5042530916, 10085061832, 20170123664]

約数ペア:

[(1, 20170123664), (2, 10085061832), (4, 5042530916), (8, 2521265458), (16, 1260632729), (19, 1061585456), (38, 530792728), (76, 265396364), (152, 132698182), (304, 66349091)]